Rebecca Donaldson shared a stunning pic of herself on her Instagram Story.

The model raised temperatures in a brown bikini set from Yolanda Swim.

The top had underwire cups and thick straps.

As for the lower garment, it featured a low-cut front.

Rebecca posed sideways in her two-piece, while holding her hair.

Scott Disick’s new girlfriend also shared a video of the beach.

She also posted a mirror selfie wherein she looked gorgeous in a white button-down shirt, black vest, and matching pants.

Scott and Rebecca made their red carpet debut during the premiere of Hulu's "The Kardashians" last week.

Scott perviously dated "Too Hot to Handle" star Holly Scarfone.